A robot from AgiBot is seen during the Global Developer Conference, organized by the Shanghai AI Industry Association, in Shanghai on February 21, 2025. (Hector Retamal via Getty Images)
From a balcony in the Ministry of Health Building in London, Prime Minister Winston Churchill addresses a huge crowd on May 8. 1945 (Victory in Europe Day). (Getty Images)
The Air Force Research Laboratory’s XQ-67A Off Board Sensing Station, or OBSS, takes its maiden flight on February 28, 2024, from Gray Butte Field Airport in Palmdale, California. (DVIDS)
Wild peach and apricot flowers are in full bloom in Yanqing District, encircling the Longquanyu Great Wall on March 25, 2025, in Beijing. (Hao Jihong via Getty Images)
A gas well drill is seen at Campo Maripe, a field claimed by the Mapuche indigenous community, in Anelo, Argentina, on November 27, 2019. (Getty Images)
Russian President Vladimir Putin and Chinese President Xi Jinping attend a festive reception for foreign leaders attending celebrations of Victory Day on May 9, 2025. (Getty Images)
A Comprehensive Nuclear-Test-Ban Treaty Organization (CTBTO) poster displaying North Korean nuclear tests on February 12, 2013, at the CTBTO headquarters in Vienna, Austria. (Dieter Nagl/AFP via Getty Images)
A formation of Dongfeng-41 nuclear missiles in a military parade celebrating the seventieth anniversary of the founding of the People's Republic of China in Beijing, China, October 1, 2019. (Photo by Xia Yifang/Xinhua via Getty Images)
The Utah National Guard’s 2nd Battalion, 222nd Field Artillery participates in a recruiting and family day live-fire artillery demonstration at Camp Williams in Utah, on May 15, 2021. (US Army photo by Ileen Kennedy)
Senior Airman Andrew Parrish performs maintenance on the forward section of an ICBM's reentry system on February 2, 2018, at the F. E. Warren Air Force Base missile complex in Wyoming. (Braydon Williams via DVIDS)
Firefighters conduct search and rescue operations at a residential building hit by a kamikaze drone on October 17, 2022, in Kyiv, Ukraine. (Yevhenii Zavhorodnii/Global Images Ukraine via Getty Images)